Prefix overview
Phone numbers in prefix 730-231
This page covers the 730-231 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
730-231
RATE CENTER
E ST LOUIS
CARRIER
T-MOBILE USA, INC.
IL
Prefix range
The prefix 730-231 includes numbers from 7302310000 to 7302319999.
This range is associated with the E ST LOUIS rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers